"Fadul 1-1" and "Fadul 1-2" cartridge cases from Fadul et al. (2011). The scans have been downsampled by a factor of 8 and processed using functions from the cmcR package.

fadul1.1_processed

fadul1.2_processed

## Format

An x3p object containing a surface matrix and metainformation concerning the conditions under which the scan was taken

size and resolution of scan

surface.matrix

spatially-ordered matrix of elements representing the height values of the processed cartridge case surface at particular locations

feature.info

provides structure for storing surface data

general.info

information concerning the author of the scan and capturing device

matrix.info

provides link to surface measurements in binary format

An object of class x3p of length 5.

## Source

https://tsapps.nist.gov/NRBTD/Studies/CartridgeMeasurement/Details/2d9cc51f-6f66-40a0-973a-a9292dbee36d

T. Fadul, G. Hernandez, S. Stoiloff, and G. Sneh. An Empirical Study to Improve the Scientific Foundation of Forensic Firearm and Tool Mark Identification Utilizing 10 Consecutively Manufactured Slides, 2011.

https://github.com/heike/x3ptools